Antique radios, Old Time Radios
7764
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| Tube type: |
Photomultiplier |
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| Identical to |
7764
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| Filament |
--/-- |
| Description |
Six-stage, head-on, flat-faceplate type having S-11 response. Wavelength of maximum spectral response is 4400 +/- 500 angstroms. Makes use of copper-beryllium dynodes and a curved-circular cesium-antimony, semi-transparent photocathode. Window material is Corning No. 0080 lime glass or equivalent.
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Dimensions (WHD)
incl. pins / tip |
20 x 70 x mm / 0.79 x 2.76 x inch |
| Weight |
17 g / 0.60 oz |
| Information source |
- - Manufacturers Literature RCA Phototubes and Photocells PT-60
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